US Bridges

NC275 over S. Fork Catawba River

Poor

Gaston County, North Carolina · 0.1 Mi. W. Jct. SR1836 · Structure no. 000000000710056

Built
1953
72 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
371 ft
8 main spans
Daily traffic
10,500
2022 count
Owner
State
State Highway Agency

About this bridge

NC275 over S. Fork Catawba River is a steel stringer/multi-beam or girder carrying NC275 over S. Fork Catawba River in Gaston County, North Carolina. It was built in 1953, so it is 72 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 10,500 vehicles a day, roughly 8% of them trucks, projected to reach 21,000 by 2040. The structure is 371 ft (113 m) long and 33 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesNC275
CrossesS. Fork Catawba River
Location0.1 Mi. W. Jct. SR1836
RouteState Highway 275
Coordinates35.33032, -81.13261
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.9 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length371 ft (113 m)
Longest span64 ft (19.5 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2022)
Projected traffic21,000 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NC275 over S. Fork Catawba River built?

It was built in 1953, making it 72 years old in 2025.

What condition is NC275 over S. Fork Catawba River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does NC275 over S. Fork Catawba River carry?

About 10,500 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is NC275 over S. Fork Catawba River?

The structure is 371 ft (113 m) long with a longest span of 64 ft (19.5 m) and a deck 33 ft wide.

Who owns NC275 over S. Fork Catawba River?

It is owned by the State Highway Agency.